125205033 has 4 divisors (see below), whose sum is σ = 166940048. Its totient is φ = 83470020.

The previous prime is 125205023. The next prime is 125205037. The reversal of 125205033 is 330502521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 125205033 - 2⁶ = 125204969 is a prime.

It is a super-3 number, since 3×125205033³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125205037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20867503 + ... + 20867508.

It is an arithmetic number, because the mean of its divisors is an integer number (41735012).

Almost surely, 2^125205033 is an apocalyptic number.

It is an amenable number.

125205033 is a deficient number, since it is larger than the sum of its proper divisors (41735015).

125205033 is an equidigital number, since it uses as much as digits as its factorization.

125205033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41735014.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 125205033 is about 11189.5054850516. The cubic root of 125205033 is about 500.2732279991.

Adding to 125205033 its reverse (330502521), we get a palindrome (455707554).

The spelling of 125205033 in words is "one hundred twenty-five million, two hundred five thousand, thirty-three".